BSE Sensex were trading flat on Tuesday ahead of the industrial output data (IIP). On Monday, the BSE benchmark, the Sensex and the NSE’s Nifty closed at their lifetime highs of 21,934.83 points and 6,537.25 points.

The 30-share Sensex was trading 0.14% or 31.25 points lower at 21,903.58 points, while the Nifty was trading 0.17% or 11.20 points lower at 6,522.25 points, at 11.30 am IST.

IIP or Index of Industrial Production for the month of January would be released on Wednesday.

Experts feel markets could make a new high. "Markets could open flat and could be in sight of making a new high. Immediate support for Nifty is at 6450, while resistance is at 6590 levels," HDFC Securities said in its morning note.

Among sectoral indices, the BSE Metals (-2.64%), BSE Oil & Gas (-0.30%) and BSE Realty (-0.37%) were the major losers. Among individual stocks, Tata Steel (-3.80%), Hindalco (-3.32%) and Sesa Sterlite (-2.82%) were the major losers.